unpreparing/disabling and preparing/reenabling soundwire ports is not required for every prepare call, this add lots of click and pop noise if we do this in middle of playback or capture.
Signed-off-by: Srinivas Kandagatla srinivas.kandagatla@linaro.org --- sound/soc/qcom/sdw.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/sound/soc/qcom/sdw.c b/sound/soc/qcom/sdw.c index 10249519a39e..1a41419c7eb8 100644 --- a/sound/soc/qcom/sdw.c +++ b/sound/soc/qcom/sdw.c @@ -32,11 +32,8 @@ int qcom_snd_sdw_prepare(struct snd_pcm_substream *substream, return 0; }
- if (*stream_prepared) { - sdw_disable_stream(sruntime); - sdw_deprepare_stream(sruntime); - *stream_prepared = false; - } + if (*stream_prepared) + return 0;
ret = sdw_prepare_stream(sruntime); if (ret)